This change removes all deprecated commands. In many cases, users have been warned for a number of releases before the commands have been removed. All commands that were removed have existing alternatives.
In host-mode, there is no 'bridge' network by default, so we return an invalid IP address of 'no value'. Instead, return '127.0.0.1' for those containers.
- use a plugin trigger to see whether we should bind to all interfaces
- create a generic way of setting properties for a plugin
- migrate proxy-enabled to the new network property "bind-all-interfaces"
- add network:set subcommand
